libtool: Fix comment indentation

This trivial patch fixes indentation on a comment to match
the style used elsewhere in m4/libtool.m4.

diff --git a/m4/libtool.m4 b/m4/libtool.m4
index 12aaa767df2d11f4fbbb446dac159ea2de468677..3a87714eadc8dd275af968b21db998c3e4c6d3bf 100644 (file)
--- a/m4/libtool.m4
+++ b/m4/libtool.m4
@@ -1919,7 +1919,7 @@ else
     ;;
 
   darwin*)
-  # if libdl is installed we need to link against it
+    # if libdl is installed we need to link against it
     AC_CHECK_LIB([dl], [dlopen],
                [lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-ldl],[
     lt_cv_dlopen=dyld